Backend Developer

Lean Solutions Group

Lean Solutions Group

Software Engineering

Posted on Apr 28, 2026

Description

  • Company Overview:

    Global Technology Services is a rapidly expanding organization situated in Medellín, Colombia. We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors. Our corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth. Joining our team means engaging with expansive engineering teams across Latin America, Philippines and the United States, contributing to cutting-edge developments in multiple industries.

    Position Title: Backend Developer
    Category: Software Engineering
    Seniority: Senior


    Location: LATAM

    What you will be doing:
    We are seeking a highly experienced Moodle Specialist with a strong focus on plugin development to join our team. This role is tailored for a senior-level professional with over 10 years of hands-on experience working within the Moodle ecosystem, specifically designing, developing, and maintaining custom plugins.
    Unlike general Moodle administrators or infrastructure-focused roles, this position requires deep expertise in software engineering within Moodle’s architecture, including extending core functionality and building scalable, maintainable solutions.

    Key Responsibilities

    • Design, develop, and maintain custom Moodle plugins (local, mod, block, auth, report, etc.).
    • Extend Moodle core functionality while adhering to best practices and coding standards.
    • Collaborate with product owners, instructional designers, and engineering teams to translate business requirements into technical solutions.
    • Perform code reviews, debugging, and performance optimization of existing plugins.
    • Ensure compatibility with new Moodle releases and manage upgrade processes for custom developments.
    • Write clean, well-documented, and testable code.
    • Troubleshoot complex issues related to plugin interactions, APIs, and integrations.
    • Contribute to architectural decisions and technical strategy related to Moodle development.

    Required Skills & Experience

    • 10+ years of experience working with Moodle, with a strong emphasis on plugin development like IOMAD as strong preference.
    • Expert-level proficiency in PHP and Moodle’s internal APIs and architecture.
    • Solid understanding of Moodle plugin types, event system, database schema, and core subsystems.
    • Strong experience with MySQL/PostgreSQL and query optimization.
    • Familiarity with version control systems (Git) and CI/CD practices.
    • Demonstrated expertise of idiomatic Moodle (e.g. published open source plugins that could be viewed on GitHub etc
    • Experience integrating Moodle with external systems via REST, SOAP, or LTI.
    • Deep understanding of software design principles, security best practices, and performance tuning.
    • Experience contributing to the Moodle open-source community.


    Nice to Have Skills

    • Knowledge of automated testing frameworks (PHPUnit, Behat).
    • Familiarity with cloud environments (AWS, Azure) in the context of Moodle deployments.
    • Experience with DevOps practices related to Moodle delivery pipelines.
    • Understanding of e-learning standards such as SCORM, xAPI (Tin Can).


    Soft Skills

    • Strong problem-solving and analytical thinking.
    • Ability to work independently and lead technical initiatives.
    • Excellent communication skills for collaborating with both technical and non-technical stakeholders.
    • Detail-oriented with a focus on quality and maintainability.
    • Proactive mindset with the ability to mentor junior developers.